Some Interesting Properties of Continuous Projectors
Metadata
- Publisher
- SMPTE
- Doc Type
- Journal Article
- Article Type
- research-article
- Abstract
- The prism type of continuous projector has the advantage that plane reflectors can be very accurately matched and totally reflecting prisms of a rhomboidal cross-section have the rare and peculiar property of maintaining the projected image in the same vertical plane and of exactly the same size throughout their optically effective travel. These requirements are all indispensable in obtaining definition and flatness of field. The registration of the continuous projector depends upon the indexing of the prisms and uniform motions of prism-wheels and film. The optical advantages to be noted are a characteristic smoothness in the projection, a restful quality to the eyes, and a noticeable plasticity in the projected image.
- Publication Date
- 1931-06-01
- DOI
10.5594/J08044- Link
- https://doi.org/10.5594/J08044
- Author(s)
- William C. Plank
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William C. Plank; Some Interesting Properties of Continuous Projectors, Journal of the Society of Motion Picture Engineers ( Volume: 16, Issue: 6, June 1931); SMPTE, 1931. Available at https://doi.org/10.5594/J08044
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William C. Plank; Some Interesting Properties of Continuous Projectors, Journal of the Society of Motion Picture Engineers ( Volume: 16, Issue: 6, June 1931); SMPTE, 1931. Available at https://doi.org/10.5594/J08044
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William C. Plank; Some Interesting Properties of Continuous Projectors, Journal of the Society of Motion Picture Engineers ( Volume: 16, Issue: 6, June 1931); SMPTE, 1931. Available at https://doi.org/10.5594/J08044
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<span class="citation">William C. Plank; <cite>Some Interesting Properties of Continuous Projectors</cite>, Journal of the Society of Motion Picture Engineers ( Volume: 16, Issue: 6, June 1931); SMPTE, 1931. Available at <a href="https://doi.org/10.5594/J08044" target="_blank" rel="noopener">https://doi.org/10.5594/J08044</a></span>
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Preview:
William C. Plank; Some Interesting Properties of Continuous Projectors, Journal of the Society of Motion Picture Engineers ( Volume: 16, Issue: 6, June 1931); SMPTE, 1931
doi: 10.5594/J08044
url: https://doi.org/10.5594/J08044
doi: 10.5594/J08044
url: https://doi.org/10.5594/J08044
Snippet:
<li> William C. Plank; <cite id="bib-10-5594-j08044">Some Interesting Properties of Continuous Projectors</cite>, Journal of the Society of Motion Picture Engineers ( Volume: 16, Issue: 6, June 1931); SMPTE, 1931 <span class="doi">10.5594/J08044</span> </li>